A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5930-01-091-9883
NSN 5985-01-103-6947
NSN 6320-01-512-2031
NSN 5945-01-611-8973
NSN 5975-01-270-7361
NSN 6320-00-593-0379
NSN 5930-01-276-6429
NSN 6105-01-626-5359
NSN 6620-00-273-8735
NSN 5920-01-546-0492
NSN 5920-00-985-2647
NSN 6650-01-098-2365